        :root {
            --dragon-red: #8B0000;
            --dragon-gold: #D4AF37;
            --dragon-bronze: #CD7F32;
            --dragon-blue: #0077BE;
            --dragon-green: #2E8B57;
            --dragon-black: #0D0D0D;
            --dragon-bg: #1A0A1A;
        }
        
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        body {
            font-family: 'MedievalSharp', cursive;
            background: linear-gradient(to bottom, #0a060f, #1c1021, #0a060f);
            color: #b37e13;
            line-height: 1.6;
            overflow-x: hidden;
            background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="100" height="100" viewBox="0 0 100 100"><path d="M20,20 Q40,5 60,20 T100,20 Q85,40 100,60 T100,100 Q60,85 20,100 T0,100 Q5,60 0,20 T20,20Z" fill="none" stroke="rgba(139,0,0,0.1)" stroke-width="0.5"/></svg>');
            background-attachment: fixed;
        }
        
        h1, h2, h3, h4, h5 {
            font-family: 'Cinzel Decorative', cursive;
            color: var(--dragon-gold);
            text-shadow: 0 0 5px rgba(212, 175, 55, 0.7);
        }
        
        /* 头部导航 */
        header {
            background: linear-gradient(to bottom, rgba(13, 13, 13, 0.9), rgba(43, 17, 17, 0.7));
            position: sticky;
            top: 0;
            z-index: 1000;
            border-bottom: 2px solid var(--dragon-gold);
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.5);
        }
        
        nav {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 5%;
            max-width: 1400px;
            margin: 0 auto;
        }
        
        .logo {
            display: flex;
            align-items: center;
            font-size: 1.8rem;
            color: var(--dragon-gold);
            text-shadow: 0 0 10px rgba(212, 175, 55, 0.8);
        }
        
        .logo i {
            margin-right: 15px;
            font-size: 2.5rem;
            animation: flame 3s infinite alternate;
        }
        
        .nav-links {
            display: flex;
            align-items: center;
        }
        
        .nav-links a {
            color: #f0e6d2;
            text-decoration: none;
            margin: 0 15px;
            font-size: 1.1rem;
            padding: 8px 15px;
            border-radius: 30px;
            transition: all 0.3s ease;
            position: relative;
        }
        
        .nav-links a:after {
            content: '';
            position: absolute;
            bottom: -5px;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--dragon-gold);
            transition: width 0.3s ease;
        }
        
        .nav-links a:hover {
            color: var(--dragon-gold);
            text-shadow: 0 0 10px rgba(212, 175, 55, 0.8);
        }
        
        .nav-links a:hover:after {
            width: 100%;
        }
        
        .cta-button {
            background: linear-gradient(to right, var(--dragon-red), var(--dragon-bronze));
            color: #f0e6d2;
            border: none;
            padding: 12px 25px;
            border-radius: 30px;
            font-family: 'Cinzel Decorative', cursive;
            font-size: 1rem;
            cursor: pointer;
            transition: all 0.3s ease;
            box-shadow: 0 0 15px rgba(139, 0, 0, 0.5);
            text-shadow: 0 1px 2px rgba(0, 0, 0, 0.8);
        }
        
        .cta-button:hover {
            transform: translateY(-3px);
            box-shadow: 0 5px 20px rgba(139, 0, 0, 0.8);
            background: linear-gradient(to right, var(--dragon-bronze), var(--dragon-red));
        }
        
        /* Banner轮播图 */
        .banner {
            position: relative;
            height: 85vh;
            overflow: hidden;
            margin-bottom: 50px;
        }
        
        .carousel {
            height: 100%;
            position: relative;
        }
        
        .slide {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-size: cover !important;
            background-position: center !important;
            opacity: 0;
            transition: opacity 1.5s ease;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        
        .slide.active {
            opacity: 1;
        }
        
        .slide-content {
            text-align: center;
            max-width: 800px;
            padding: 30px;
            background: rgba(13, 13, 13, 0.7);
            border-radius: 15px;
            border: 2px solid var(--dragon-gold);
            box-shadow: 0 0 30px rgba(212, 175, 55, 0.4);
            backdrop-filter: blur(5px);
        }
        
        .slide-content h2 {
            font-size: 3.5rem;
            margin-bottom: 20px;
            text-transform: uppercase;
            letter-spacing: 3px;
        }
        
        .slide-content p {
            font-size: 1.4rem;
            margin-bottom: 30px;
            color: #f0e6d2;
        }
        
        .slide-indicators {
            position: absolute;
            bottom: 30px;
            left: 50%;
            transform: translateX(-50%);
            display: flex;
            gap: 15px;
        }
        
        .indicator {
            width: 15px;
            height: 15px;
            border-radius: 50%;
            background: rgba(240, 230, 210, 0.5);
            cursor: pointer;
            transition: all 0.3s ease;
        }
        
        .indicator.active {
            background: var(--dragon-gold);
            box-shadow: 0 0 10px rgba(212, 175, 55, 0.8);
            transform: scale(1.2);
        }
        
        /* 公告区域 */
        .announcement {
            background: linear-gradient(to right, rgba(139, 0, 0, 0.3), rgba(43, 17, 17, 0.5));
            border: 2px solid var(--dragon-bronze);
            max-width: 1200px;
            margin: 0 auto 50px;
            padding: 20px 30px;
            border-radius: 15px;
            text-align: center;
            position: relative;
            overflow: hidden;
            box-shadow: 0 0 20px rgba(139, 0, 0, 0.3);
        }
        
        .announcement:before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 3px;
            background: linear-gradient(to right, transparent, var(--dragon-gold), transparent);
        }
        
        .announcement h3 {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 15px;
            margin-bottom: 15px;
            font-size: 1.8rem;
        }
        
        .announcement p {
            font-size: 1.3rem;
            color: #f0e6d2;
        }
        
        /* 主要内容区域 */
        main {
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 20px 50px;
        }
        
        .section-title {
            text-align: center;
            margin: 50px 0;
            position: relative;
        }
        
        .section-title h2 {
            font-size: 3rem;
            display: inline-block;
            padding: 0 30px;
            position: relative;
        }
        
        .section-title h2:before,
        .section-title h2:after {
            content: '';
            position: absolute;
            top: 50%;
            width: 100px;
            height: 3px;
            background: linear-gradient(to right, transparent, var(--dragon-gold));
        }
        
        .section-title h2:before {
            right: 100%;
        }
        
        .section-title h2:after {
            left: 100%;
            background: linear-gradient(to left, transparent, var(--dragon-gold));
        }
        
        /* 课程卡片 */
        .course-list {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
            gap: 30px;
            margin-bottom: 60px;
        }
        
        .course-card {
            background: linear-gradient(to bottom right, rgba(34, 17, 17, 0.7), rgba(13, 13, 13, 0.8));
            border-radius: 15px;
            overflow: hidden;
            position: relative;
            border: 1px solid var(--dragon-bronze);
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
            transition: transform 0.4s ease;
        }
        
        .course-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 40px rgba(139, 0, 0, 0.4);
        }
        
        .course-card .background-image {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            opacity: 0.3;
            z-index: -1;
        }
        
        .course-card > div:not(.background-image) {
            position: relative;
            z-index: 2;
        }
        
        .course-icon {
            width: 80px;
            height: 80px;
            background: rgba(13, 13, 13, 0.8);
            border: 2px solid var(--dragon-gold);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 30px auto 20px;
            font-size: 2.5rem;
            color: var(--dragon-gold);
            box-shadow: 0 0 20px rgba(212, 175, 55, 0.4);
        }
        
        .course-card h3 {
            text-align: center;
            font-size: 1.8rem;
            margin-bottom: 20px;
            padding: 0 20px;
        }
        
        .course-card p {
            padding: 0 25px;
            text-align: center;
            margin-bottom: 25px;
            font-size: 1.1rem;
            min-height: 90px;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        
        .course-card ul {
            padding: 0 30px 25px;
            list-style-type: none;
        }
        
        .course-card ul li {
            padding: 8px 0;
            border-bottom: 1px dashed rgba(212, 175, 55, 0.3);
            position: relative;
            padding-left: 25px;
        }
        
        .course-card ul li:before {
            content: '❖';
            position: absolute;
            left: 0;
            color: var(--dragon-gold);
        }
        
        .btn {
            display: block;
            width: 80%;
            margin: 0 auto 30px;
            padding: 12px;
            text-align: center;
            background: linear-gradient(to right, var(--dragon-red), var(--dragon-bronze));
            color: #f0e6d2;
            text-decoration: none;
            border-radius: 30px;
            font-family: 'Cinzel Decorative', cursive;
            transition: all 0.3s ease;
            box-shadow: 0 0 15px rgba(139, 0, 0, 0.4);
        }
        
        .btn:hover {
            background: linear-gradient(to right, var(--dragon-bronze), var(--dragon-red));
            box-shadow: 0 0 25px rgba(139, 0, 0, 0.6);
            transform: translateY(-3px);
        }
        
        /* 注册表单 */
        .enroll-form {
            padding: 30px;
            background: linear-gradient(to bottom, rgba(34, 17, 17, 0.7), rgba(13, 13, 13, 0.9));
            border-radius: 15px;
            border: 2px solid var(--dragon-bronze);
            max-width: 700px;
            margin: 0 auto;
            position: relative;
            overflow: hidden;
            box-shadow: 0 10px 40px rgba(0, 0, 0, 0.6);
        }
        
        .enroll-form:before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 5px;
            background: linear-gradient(to right, transparent, var(--dragon-gold), transparent);
        }
        
        .form-group {
            margin-bottom: 25px;
        }
        
        .form-group label {
            display: block;
            margin-bottom: 10px;
            font-size: 1.2rem;
            color: var(--dragon-gold);
            display: flex;
            align-items: center;
            gap: 10px;
        }
        
        .form-group input,
        .form-group select,
        .form-group textarea {
            width: 100%;
            padding: 15px;
            background: rgba(20, 10, 10, 0.7);
            border: 1px solid var(--dragon-bronze);
            border-radius: 8px;
            color: #f0e6d2;
            font-family: 'MedievalSharp', cursive;
            font-size: 1.1rem;
        }
        
        .form-group input:focus,
        .form-group select:focus,
        .form-group textarea:focus {
            outline: none;
            border-color: var(--dragon-gold);
            box-shadow: 0 0 10px rgba(212, 175, 55, 0.5);
        }
        
        .form-submit {
            text-align: center;
            margin-top: 30px;
        }
        
        .submit-btn {
            background: linear-gradient(to right, var(--dragon-red), var(--dragon-bronze));
            color: #f0e6d2;
            border: none;
            padding: 15px 40px;
            border-radius: 30px;
            font-family: 'Cinzel Decorative', cursive;
            font-size: 1.2rem;
            cursor: pointer;
            transition: all 0.3s ease;
            box-shadow: 0 0 20px rgba(139, 0, 0, 0.5);
            text-shadow: 0 1px 2px rgba(0, 0, 0, 0.8);
        }
        
        .submit-btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 5px 25px rgba(139, 0, 0, 0.8);
            background: linear-gradient(to right, var(--dragon-bronze), var(--dragon-red));
        }
        
        /* 底部区域 */
        footer {
            background: linear-gradient(to top, rgba(13, 13, 13, 0.95), rgba(34, 17, 17, 0.9));
            border-top: 2px solid var(--dragon-gold);
            padding: 60px 0 30px;
            margin-top: 50px;
        }
        
        .footer-content {
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 20px;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
        }
        
        .footer-column {
            padding: 15px;
        }
        
        .footer-column h3 {
            font-size: 1.5rem;
            margin-bottom: 25px;
            padding-bottom: 15px;
            border-bottom: 2px solid var(--dragon-bronze);
        }
        
        .footer-column p {
            margin-bottom: 15px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        
        .footer-column a {
            display: block;
            color: #f0e6d2;
            text-decoration: none;
            margin-bottom: 12px;
            transition: all 0.3s ease;
            padding: 5px 0;
        }
        
        .footer-column a:hover {
            color: var(--dragon-gold);
            transform: translateX(5px);
        }
        
        .social-links {
            display: flex;
            gap: 20px;
            margin-top: 20px;
        }
        
        .social-links a {
            width: 45px;
            height: 45px;
            border-radius: 50%;
            background: rgba(212, 175, 55, 0.2);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            transition: all 0.3s ease;
        }
        
        .social-links a:hover {
            background: var(--dragon-gold);
            color: var(--dragon-black);
            transform: translateY(-5px);
        }
        
        .copyright {
            text-align: center;
            padding-top: 40px;
            margin-top: 30px;
            border-top: 1px solid rgba(212, 175, 55, 0.3);
            max-width: 1200px;
            margin: 40px auto 0;
            font-size: 0.9rem;
            color: rgba(240, 230, 210, 0.7);
        }
        
        /* 动画效果 */
        @keyframes flame {
            0%, 100% {
                text-shadow: 0 0 10px #ff4500, 0 0 20px #ff4500, 0 0 30px #ff4500;
                transform: scale(1);
            }
            50% {
                text-shadow: 0 0 15px #ff8c00, 0 0 30px #ff8c00, 0 0 45px #ff8c00;
                transform: scale(1.1);
            }
        }
        
        @keyframes float {
            0%, 100% {
                transform: translateY(0);
            }
            50% {
                transform: translateY(-10px);
            }
        }
        
        @keyframes pulse {
            0%, 100% {
                box-shadow: 0 0 10px rgba(212, 175, 55, 0.5);
            }
            50% {
                box-shadow: 0 0 20px rgba(212, 175, 55, 0.8);
            }
        }
        
        .floating {
            animation: float 4s ease-in-out infinite;
        }
        
        .pulse {
            animation: pulse 2s infinite;
        }
        
        /* 响应式设计 */
        @media (max-width: 992px) {
            .nav-links {
                display: none;
            }
            
            .slide-content h2 {
                font-size: 2.5rem;
            }
            
            .slide-content p {
                font-size: 1.2rem;
            }
        }
        
        @media (max-width: 768px) {
            .section-title h2 {
                font-size: 2.2rem;
            }
            
            .section-title h2:before,
            .section-title h2:after {
                width: 50px;
            }
            
            .course-list {
                grid-template-columns: 1fr;
            }
            
            .slide-content {
                width: 90%;
            }
        }